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Ibrahim Eryazici, Bradley K Hageman, Joseph M Hoefler, Edwin Nungesser: Aqueous multi-stage copolymer compositions for use in leather topcoats. Rohm and Haas Company, Kari E Stauss, Cantor Colburn, October 16, 2018: US10100377

The present invention provides aqueous composition comprising a multi-stage acrylic emulsion polymer having a first stage polymer of from 0.5 to 4 wt. %, based on the total weight of monomers used to make the first stage polymer, of a copolymerized carboxylic acid or salt group containing monomer, a ...


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AQUEOUS MULTI-STAGE COPOLYMER COMPOSITIONS FOR USE IN LEATHER TOPCOATS. March 2, 2017: US20170058371-A1

The present invention provides aqueous composition comprising a multi-stage acrylic emulsion polymer having a first stage polymer of from 0.5 to 4 wt. %, based on the total weight of monomers used to make the first stage polymer, of a copolymerized carboxylic acid or salt group containing monomer, a ...